Metal frame Acrylic lens Non Polarized Lens width: 45 millimeters Lens height: 20 millimeters Bridge: 20 millimeters Arm: 135 millimeters NEWBEE FASHION “POCKET” TUBE READING GLASSESGLASSES DIMENSIONSLens Height: 20mmLens Width: 45mmFrame Height: 22mmOverall Frame Width: 135mmCASE DIMENSIONSOval bottom shape, Long side:27mm/ Short side:19mmCase Length:142mmWEIGHT1.1 Ounces per unit (include glasses and case)MATERIALSFrame Materials: High-quality metal frame with flexible spring hinge for a comfortable fit.Lens Materials: Acrylic Lens, standard pupillary distance, and accurate magnifications ensure clarity of reading experience.Case Materials: Aluminum, super lightweight, compact and easy to carry.DESIGNSA classic pair with a comfortable fit for both men and women, simple and stylish frame design for all ages. Compact aluminum case makes it easy to carry everywhere. 12 different colors options sure match your outfits.NEWBEE FASHION READING GLASSESPlease search " NEWBEE FASHION READING GLASSES " for more stylish reading glasses collections on Amazon!